Patent US3336743A successfully refreshed from Google Patents.
Patent US2341968A successfully refreshed from Google Patents.
US2341968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction voltage regulator
Assignee: General Electric Co
•
Filing: 1943-02-18
•
Granted: 1944-02-15
•
Expires: 1963-02-18
Abstract
No abstract record available.
Inventors
- 👤 Harry R West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:54
CPC Classifications
F; F16; F16H; F16H1/00; F16H1/02; F16H1/04; F16H1/12; F16H1/16; H; H01; H01F; H01F29/00; H01F29/08; H01F29/12; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/1956; Y10T74/19585; Y10T74/19633; Y10T74/19642; Y10T74/19698; Y10T74/19828; Y10T74/19842; Y10T74/19949; Y10T74/19953
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-02-14 | 1947-08-16 | 1948-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-02-14 | 1951-08-16 | 1952-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-02-14 | 1955-08-16 | 1956-02-15 | $7700.00 | Window Closed / Lapsed |